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What does InitializeComponent() do, and how does it work in WPF?
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The call to InitializeComponent() (which is usually called in the default constructor of at least Window and UserControl) is actually a method call to the partial class of the control (rather than a call up the object hierarchy as I first expected).
This method loc...
Pointer to class data member “::*”
I came across this strange code snippet which compiles fine:
15 Answers
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Red black tree over avl tree
...p in guaranteed O(logN) time. However, there are following points of comparison between the two:
AVL trees are more rigidly balanced and hence provide faster look-ups. Thus for a look-up intensive task use an AVL tree.
For an insert intensive tasks, use a Red-Black tree.
AVL trees store the balanc...
Setting an environment variable before a command in Bash is not working for the second command in a
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edited Mar 25 '16 at 20:12
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Select row with most recent date per user
...able ("lms_attendance") of users' check-in and out times that looks like this:
11 Answers
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UIDevice uniqueIdentifier deprecated - What to do now?
It has just come to light that the UIDevice uniqueIdentifier property is deprecated in iOS 5 and unavailable in iOS 7 and above. No alternative method or property appears to be available or forthcoming.
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Why we should not use protected static in java
I was going through this question Is there a way to override class variables in Java?
The first comment with 36 upvotes was:
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Serving gzipped CSS and JavaScript from Amazon CloudFront via S3
...or ways of making my site load faster and one way that I'd like to explore is making greater use of Cloudfront.
6 Answers
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Why does the arrow (->) operator in C exist?
The dot ( . ) operator is used to access a member of a struct, while the arrow operator ( -> ) in C is used to access a member of a struct which is referenced by the pointer in question.
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What are Vertex Array Objects?
I am just starting to learn OpenGL today from this tutorial: http://openglbook.com/the-book/
I got to chapter 2, where I draw a triangle, and I understand everything except VAOs (is this acronym OK?). The tutorial has this code:
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